<template>
  <div class="app-container">
    <el-form v-show="showSearch" ref="queryForm" :inline="true" :model="queryParams">
      <el-form-item label="角色名称" prop="roleName">
        <el-input
          v-model="queryParams.roleName"
          clearable
          placeholder="请输入角色名称"
          size="small"
          style="width: 240px"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="权限字符" prop="roleKey">
        <el-input
          v-model="queryParams.roleKey"
          clearable
          placeholder="请输入权限字符"
          size="small"
          style="width: 240px"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select
          v-model="queryParams.status"
          clearable
          placeholder="角色状态"
          size="small"
          style="width: 240px"
        >
          <el-option
            v-for="dict in statusOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="创建时间">
        <el-date-picker
          v-model="dateRange"
          end-placeholder="结束日期"
          range-separator="-"
          size="small"
          start-placeholder="开始日期"
          style="width: 240px"
          type="daterange"
          value-format="yyyy-MM-dd"
        />
      </el-form-item>
      <el-form-item>
        <el-button icon="el-icon-search" size="mini" type="primary" @click="handleQuery">
          搜索
        </el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">
          重置
        </el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          v-hasPermi="['system:role:add']"
          icon="el-icon-plus"
          plain
          size="mini"
          type="primary"
          @click="handleAdd"
        >
          新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          v-hasPermi="['system:role:edit']"
          :disabled="single"
          icon="el-icon-edit"
          plain
          size="mini"
          type="success"
          @click="handleUpdate"
        >
          修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          v-hasPermi="['system:role:remove']"
          :disabled="multiple"
          icon="el-icon-delete"
          plain
          size="mini"
          type="danger"
          @click="handleDelete"
        >
          删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          v-hasPermi="['system:role:export']"
          :loading="exportLoading"
          icon="el-icon-download"
          plain
          size="mini"
          type="warning"
          @click="handleExport"
        >
          导出
        </el-button>
      </el-col>
      <right-toolbar :show-search.sync="showSearch" @queryTable="getList" />
    </el-row>

    <el-table v-loading="loading" :data="roleList" @selection-change="handleSelectionChange">
      <el-table-column align="center" type="selection" width="55" />
      <el-table-column label="角色编号" prop="id" width="120" />
      <el-table-column :show-overflow-tooltip="true" label="角色名称" prop="roleName" width="150" />
      <el-table-column :show-overflow-tooltip="true" label="权限字符" prop="roleKey" width="150" />
      <el-table-column label="显示顺序" prop="roleSort" width="100" />
      <el-table-column align="center" label="状态" width="100">
        <template slot-scope="scope">
          <el-switch
            v-model="scope.row.status"
            active-value="0"
            inactive-value="1"
            @change="handleStatusChange(scope.row)"
          />
        </template>
      </el-table-column>
      <el-table-column align="center" label="创建时间" prop="createTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column align="center" class-name="small-padding fixed-width" label="操作">
        <template slot-scope="scope">
          <el-button
            v-hasPermi="['system:role:edit']"
            icon="el-icon-edit"
            size="mini"
            type="text"
            @click="handleUpdate(scope.row)"
          >
            修改
          </el-button>
          <el-button
            v-hasPermi="['system:role:edit']"
            icon="el-icon-circle-check"
            size="mini"
            type="text"
            @click="handleDataScope(scope.row)"
          >
            数据权限
          </el-button>
          <el-button
            v-hasPermi="['system:role:remove']"
            icon="el-icon-delete"
            size="mini"
            type="text"
            @click="handleDelete(scope.row)"
          >
            删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :limit.sync="queryParams.size"
      :page.sync="queryParams.current"
      :total="total"
      @pagination="getList"
    />

    <!-- 添加或修改角色配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" append-to-body width="500px">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="角色名称" prop="roleName">
          <el-input v-model="form.roleName" placeholder="请输入角色名称" />
        </el-form-item>
        <el-form-item label="权限字符" prop="roleKey">
          <el-input v-model="form.roleKey" placeholder="请输入权限字符" />
        </el-form-item>
        <el-form-item label="角色顺序" prop="roleSort">
          <el-input-number v-model="form.roleSort" :min="0" controls-position="right" />
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="form.status">
            <el-radio
              v-for="dict in statusOptions"
              :key="dict.dictValue"
              :label="dict.dictValue"
            >
              {{ dict.dictLabel }}
            </el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="菜单权限">
          <el-checkbox v-model="menuExpand" @change="handleCheckedTreeExpand($event, 'menu')">
            展开/折叠
          </el-checkbox>
          <el-checkbox v-model="menuNodeAll" @change="handleCheckedTreeNodeAll($event, 'menu')">
            全选/全不选
          </el-checkbox>
          <el-checkbox v-model="form.menuCheckStrictly" @change="handleCheckedTreeConnect($event, 'menu')">
            父子联动
          </el-checkbox>
          <el-tree
            ref="menu"
            :check-strictly="!form.menuCheckStrictly"
            :data="menuOptions"
            :props="defaultProps"
            class="tree-border"
            empty-text="加载中，请稍后"
            node-key="id"
            show-checkbox
          />
        </el-form-item>
        <el-form-item label="备注">
          <el-input v-model="form.remark" placeholder="请输入内容" type="textarea" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">
          确 定
        </el-button>
        <el-button @click="cancel">
          取 消
        </el-button>
      </div>
    </el-dialog>

    <!-- 分配角色数据权限对话框 -->
    <el-dialog :title="title" :visible.sync="openDataScope" append-to-body width="500px">
      <el-form :model="form" label-width="80px">
        <el-form-item label="角色名称">
          <el-input v-model="form.roleName" :disabled="true" />
        </el-form-item>
        <el-form-item label="权限字符">
          <el-input v-model="form.roleKey" :disabled="true" />
        </el-form-item>
        <el-form-item label="权限范围">
          <el-select v-model="form.dataScope" @change="dataScopeSelectChange">
            <el-option
              v-for="item in dataScopeOptions"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            />
          </el-select>
        </el-form-item>
        <el-form-item v-show="form.dataScope == 2" label="数据权限">
          <el-checkbox v-model="deptExpand" @change="handleCheckedTreeExpand($event, 'dept')">
            展开/折叠
          </el-checkbox>
          <el-checkbox v-model="deptNodeAll" @change="handleCheckedTreeNodeAll($event, 'dept')">
            全选/全不选
          </el-checkbox>
          <el-checkbox v-model="form.deptCheckStrictly" @change="handleCheckedTreeConnect($event, 'dept')">
            父子联动
          </el-checkbox>
          <el-tree
            ref="dept"
            :check-strictly="!form.deptCheckStrictly"
            :data="deptOptions"
            :props="defaultProps"
            class="tree-border"
            default-expand-all
            empty-text="加载中，请稍后"
            node-key="id"
            show-checkbox
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitDataScope">
          确 定
        </el-button>
        <el-button @click="cancelDataScope">
          取 消
        </el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
    addRole,
    changeRoleStatus,
    dataScope,
    delRole,
    exportRole,
    getRole,
    pageRole,
    updateRole
} from '@/api/system/role'
import {roleMenuTreeselect, treeselect as menuTreeselect} from '@/api/system/menu'
import {roleDeptTreeselect, treeselect as deptTreeselect} from '@/api/system/dept'

export default {
    name: 'Role',
    data() {
        return {
            // 遮罩层
            loading: true,
            // 导出遮罩层
            exportLoading: false,
            // 选中数组
            ids: [],
            // 非单个禁用
            single: true,
            // 非多个禁用
            multiple: true,
            // 显示搜索条件
            showSearch: true,
            // 总条数
            total: 0,
            // 角色表格数据
            roleList: [],
            // 弹出层标题
            title: '',
            // 是否显示弹出层
            open: false,
            // 是否显示弹出层（数据权限）
            openDataScope: false,
            menuExpand: false,
            menuNodeAll: false,
            deptExpand: true,
            deptNodeAll: false,
            // 日期范围
            dateRange: [],
            // 状态数据字典
            statusOptions: [],
            // 数据范围选项
            dataScopeOptions: [
                {
                    value: '1',
                    label: '全部数据权限'
                },
                {
                    value: '2',
                    label: '自定数据权限'
                },
                {
                    value: '3',
                    label: '本部门数据权限'
                },
                {
                    value: '4',
                    label: '本部门及以下数据权限'
                },
                {
                    value: '5',
                    label: '仅本人数据权限'
                }
            ],
            // 菜单列表
            menuOptions: [],
            // 部门列表
            deptOptions: [],
            // 查询参数
            queryParams: {
                current: 1,
                size: 10,
                roleName: undefined,
                roleKey: undefined,
                status: undefined
            },
            // 问卷参数
            form: {},
            defaultProps: {
                children: 'children',
                label: 'label'
            },
            // 问卷校验
            rules: {
                roleName: [
                    {required: true, message: '角色名称不能为空', trigger: 'blur'}
                ],
                roleKey: [
                    {required: true, message: '权限字符不能为空', trigger: 'blur'}
                ],
                roleSort: [
                    {required: true, message: '角色顺序不能为空', trigger: 'blur'}
                ]
            }
        }
    },
    created() {
        this.getList()
        this.getDicts('sys_normal_disable').then((response) => {
            this.statusOptions = response.data
        })
    },
    methods: {
        /** 查询角色列表 */
        getList() {
            this.loading = true
            pageRole(this.addDateRange(this.queryParams, this.dateRange)).then(
                (response) => {
                    this.roleList = response.data.records
                    this.total = response.data.total
                    this.loading = false
                }
            )
        },
        /** 查询菜单树结构 */
        getMenuTreeselect() {
            menuTreeselect().then((response) => {
                this.menuOptions = response.data
            })
        },
        /** 查询部门树结构 */
        getDeptTreeselect() {
            deptTreeselect().then((response) => {
                this.deptOptions = response.data
            })
        },
        // 所有菜单节点数据
        getMenuAllCheckedKeys() {
            // 目前被选中的菜单节点
            let checkedKeys = this.$refs.menu.getCheckedKeys()
            // 半选中的菜单节点
            let halfCheckedKeys = this.$refs.menu.getHalfCheckedKeys()
            checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
            return checkedKeys
        },
        // 所有部门节点数据
        getDeptAllCheckedKeys() {
            // 目前被选中的部门节点
            let checkedKeys = this.$refs.dept.getCheckedKeys()
            // 半选中的部门节点
            let halfCheckedKeys = this.$refs.dept.getHalfCheckedKeys()
            checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys)
            return checkedKeys
        },
        /** 根据角色ID查询菜单树结构 */
        getRoleMenuTreeselect(roleId) {
            return roleMenuTreeselect(roleId).then((response) => {
                this.menuOptions = response.data.menus
                return response
            })
        },
        /** 根据角色ID查询部门树结构 */
        getRoleDeptTreeselect(roleId) {
            return roleDeptTreeselect(roleId).then((response) => {
                this.deptOptions = response.data.depts
                return response
            })
        },
        // 角色状态修改
        handleStatusChange(row) {
            let text = row.status === '0' ? '启用' : '停用'
            this.$confirm('确认要"' + text + '""' + row.roleName + '"角色吗?', '警告', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(function() {
                return changeRoleStatus(row.id, row.status)
            }).then(() => {
                this.msgSuccess(text + '成功')
            }).catch(function() {
                row.status = row.status === '0' ? '1' : '0'
            })
        },
        // 取消按钮
        cancel() {
            this.open = false
            this.reset()
        },
        // 取消按钮（数据权限）
        cancelDataScope() {
            this.openDataScope = false
            this.reset()
        },
        // 问卷重置
        reset() {
            if (this.$refs.menu != undefined) {
                this.$refs.menu.setCheckedKeys([])
            }
            this.menuExpand = false,
            this.menuNodeAll = false,
            this.deptExpand = true,
            this.deptNodeAll = false,
            this.form = {
                id: undefined,
                roleName: undefined,
                roleKey: undefined,
                roleSort: 0,
                status: '0',
                menuIds: [],
                deptIds: [],
                menuCheckStrictly: true,
                deptCheckStrictly: true,
                remark: undefined
            }
            this.resetForm('form')
        },
        /** 搜索按钮操作 */
        handleQuery() {
            this.queryParams.current = 1
            this.getList()
        },
        /** 重置按钮操作 */
        resetQuery() {
            this.dateRange = []
            this.resetForm('queryForm')
            this.handleQuery()
        },
        // 多选框选中数据
        handleSelectionChange(selection) {
            this.ids = selection.map((item) => item.id)
            this.single = selection.length != 1
            this.multiple = !selection.length
        },
        // 树权限（展开/折叠）
        handleCheckedTreeExpand(value, type) {
            if (type == 'menu') {
                let treeList = this.menuOptions
                for (let i = 0; i < treeList.length; i++) {
                    this.$refs.menu.store.nodesMap[treeList[i].id].expanded = value
                }
            } else if (type == 'dept') {
                let treeList = this.deptOptions
                for (let i = 0; i < treeList.length; i++) {
                    this.$refs.dept.store.nodesMap[treeList[i].id].expanded = value
                }
            }
        },
        // 树权限（全选/全不选）
        handleCheckedTreeNodeAll(value, type) {
            if (type == 'menu') {
                this.$refs.menu.setCheckedNodes(value ? this.menuOptions : [])
            } else if (type == 'dept') {
                this.$refs.dept.setCheckedNodes(value ? this.deptOptions : [])
            }
        },
        // 树权限（父子联动）
        handleCheckedTreeConnect(value, type) {
            if (type == 'menu') {
                this.form.menuCheckStrictly = !!value
            } else if (type == 'dept') {
                this.form.deptCheckStrictly = !!value
            }
        },
        /** 新增按钮操作 */
        handleAdd() {
            this.reset()
            this.getMenuTreeselect()
            this.open = true
            this.title = '添加角色'
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset()
            const id = row.id || this.ids
            const roleMenu = this.getRoleMenuTreeselect(id)
            getRole(id).then((response) => {
                this.form = response.data
                this.open = true
                this.$nextTick(() => {
                    roleMenu.then((res) => {
                        let checkedKeys = res.data.checkedKeys
                        checkedKeys.forEach((v) => {
                            this.$nextTick(() => {
                                this.$refs.menu.setChecked(v, true, false)
                            })
                        })
                    })
                })
                this.title = '修改角色'
            })
        },
        /** 选择角色权限范围触发 */
        dataScopeSelectChange(value) {
            if (value !== '2') {
                this.$refs.dept.setCheckedKeys([])
            }
        },
        /** 分配数据权限操作 */
        handleDataScope(row) {
            this.reset()
            const roleDeptTreeselect = this.getRoleDeptTreeselect(row.id)
            getRole(row.id).then((response) => {
                this.form = response.data
                this.openDataScope = true
                this.$nextTick(() => {
                    roleDeptTreeselect.then((res) => {
                        this.$refs.dept.setCheckedKeys(res.checkedKeys)
                    })
                })
                this.title = '分配数据权限'
            })
        },
        /** 提交按钮 */
        submitForm: function() {
            this.$refs['form'].validate((valid) => {
                if (valid) {
                    if (this.form.id != undefined) {
                        this.form.menuIds = this.getMenuAllCheckedKeys()
                        updateRole(this.form).then((response) => {
                            this.msgSuccess('修改成功')
                            this.open = false
                            this.getList()
                        })
                    } else {
                        this.form.menuIds = this.getMenuAllCheckedKeys()
                        addRole(this.form).then((response) => {
                            this.msgSuccess('新增成功')
                            this.open = false
                            this.getList()
                        })
                    }
                }
            })
        },
        /** 提交按钮（数据权限） */
        submitDataScope: function() {
            if (this.form.id != undefined) {
                this.form.deptIds = this.getDeptAllCheckedKeys()
                dataScope(this.form).then((response) => {
                    this.msgSuccess('修改成功')
                    this.openDataScope = false
                    this.getList()
                })
            }
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            const ids = row.id || this.ids
            this.$confirm('是否确认删除角色编号为"' + ids + '"的数据项?', '警告', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(function() {
                return delRole(ids)
            }).then(() => {
                this.getList()
                this.msgSuccess('删除成功')
            }).catch(() => {
            })
        },
        /** 导出按钮操作 */
        handleExport() {
            const queryParams = this.queryParams
            this.$confirm('是否确认导出所有角色数据项?', '警告', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(() => {
                this.exportLoading = true
                return exportRole(queryParams)
            }).then((response) => {
                this.download(response, '角色数据')
                this.exportLoading = false
            }).catch(() => {
            })
        }
    }
}
</script>
